Make sure this part fits

GMC 18029964 Brake Master Cylinder Assembly

1990-1994 GMC Safari

Customer Questions & Expert Answers (3)
18029964 GM Brake Master Cylinder Assembly Illustration 1 of 1
  • Part Description
    CYLINDER, Brake Master Cylinder
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GMC
    Manufacturer Part Number18029964
    Part DescriptionCYLINDER, Brake Master Cylinder
    Other NamesMaster Cylinder
    Item Dimensions12.0 x 8.1 x 6.6 inches
    Item Weight3.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU18029964
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1990-1994 GMC Safari4 Cyl 2.5L, 6 Cyl 4.3LVAN SAFARI
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 18029964 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What is the initial step to remove the Brake Master Cylinder for the 1991 Chevrolet Astro? Posted by Caleb B.
    A:
    Start by placing rags under the brake line fittings and preparing caps or plastic bags to cover the ends of the lines once they are disconnected. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Jun 24, 2023
    Q:
    What are the final steps to remove the Brake Master Cylinder from the 1994 GMC Safari? Posted by Phabian D.
    A:
    Remove the mounting nuts and disconnect the pushrod from the brake pedal. Move the bracket retaining the combination valve forward slightly and remove the master cylinder from the vehicle. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Mar 06, 2026

Genuine GM Part 18029964, the Right Choice

To ensure reliability, purchase GM part # 18029964 Brake Master Cylinder Assembly. It is sometimes referred to as GMC Brake Master Cylinder. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific GMC Safari models.

GMPartsGiant.com is a leading supplier of genuine GM parts and accessories such as GM 18029964 Brake Master Cylinder Assembly. You're certainly in the right place if you're searching for the great cost-effective OEM GM parts. Look no further than our vast inventory of genuine GM parts offered at unbeatable online prices, all of which are backed by the manufacturer's warranty. Not to forget, our hassle-free return policy and quick delivery service ensure a smooth shopping experience for you. For detailed GMC parts information, click here.
Find low prices on genuine OE parts from GM dealerships with fast delivery and dedicated service at GMPartsGiant.com.